Home / 2,072,818.20-3,102,204.60-1,274,605.32

Finding the Fourth Proportional to 2,072,818.20, 3,102,204.60 and 1,274,605.32

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Solution

The fourth proportional to 2,072,818.20, 3,102,204.60 and 1,274,605.32 is: 1,907,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,818.20 : 3,102,204.60 = 1,274,605.32 : x
  2. Step 2: Convert to fraction form
    2,072,818.20/3,102,204.60 = 1,274,605.32/x
  3. Step 3: Cross multiply
    2,072,818.20x = 3,102,204.60 × 1,274,605.32
  4. Step 4: Simplify right side
    2,072,818.20x = 3,954,086,486,888.47
  5. Step 5: Solve for x
    x = 3,954,086,486,888.47/2,072,818.20
  6. Step 6: Final answer
    x = 1,907,589.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.